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Double wall stainless steel vacuum flask office cup

Our products info
      90% of our products above are exported to Japan for inboard using. We are now the 5th largest supplier company in heat-preservation vessels markets in Japan and the former four companies are all Japanese local manufacturers. As you know in this fields, the vacuum s/s flask/mug exported to Japan market is the highest quality.
     We have our own Test & Measurement Center in Zhejiang Province in which more waste-product rate is filtrated out to ensure the quality. All material can fit the Japan Test Certification. The products are exported to Asia, MidEast, Australia, Europe and America. Welcome all your queries.
Products description

* Hand-strap makes it convenient to carry
* Can keep both hot and cold

* over 45 degree after 6 hours

*  Lower 10 degree after 6 hours
* Colors can be customized
* Capacity: 0.32L
Body:  inner stainless steel 304
           outer stainless steel 201
Cover: Polypropylene resin
Tea strain: Polypropylene resin

Seal ring: food grade silicone